As a rule of thumb, the smallest hole diameter a DTH hammer can drill is its nominal size. i.e. standard 102 mm (4”) hammer will drill a hole down to a minimum diameter of 102 mm (4”)....
97 = DTH hammers Hammer size Examples: 03 = 3", 3,5" 04 = 4" 05 = 5" 06 = 6" Threads 03 = 2 3/8" API Reg Pin 05 = 3 1/2" API Reg Pin 08 = 4 1/2" API Reg Pin Hammer execution ... DTH drill bits to...
The optimum range of hole size for blast hole drilling with DTH is 90 mm to 254 mm (3 ½”–10″). Smaller blast holes are generally drilled using tophammer, and larger holes generally use rotary...
DTH HAMMERS & BITS WELCOME TO DTH DRILL HAMMERS AND BITS SITE. THE GUIDE TO OUR ONLINE DRILLING SUPPLY STORE. DRILLING SUPPLY ONLINE STORE The easiest and fastest way to find all the Reverse...
SH Drill is supplying high performance drilling tools-DTH hammer & bits and Drilling rig. We are your best partner for mineral exploration and water well. 86-185-69081653...
Welcome to Epiroc COP M-series of DTH hammers. Our 6", 7" and 8" hammers are designed and built to perfection. They are faster, lighter, more service friendly and longer lasting than ever...












